OTC brings thousands to Houston

May 4, 2015

Thomas B. Shea/For The Chronicle

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David Genske Jr. a pipe welding specialist with Lincoln Electric uses a M-85 Orbital to weld an 18 inch pipe on day three of OTC on May 7, 2014 inside the NRG Center in Houston, TX. (Photo: Thomas B. Shea/For the Chronicle)

Thomas B. Shea/For The Chronicle

81of275

David Genske Jr. a pipe welding specialist with Lincoln Electric uses a M-85 Orbital to weld an 18 inch pipe on day three of OTC on May 7, 2014 inside the NRG Center in Houston, TX. (Photo: Thomas B. Shea/For the Chronicle)